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Avoiding sun exposure by wearing protective clothing and using a sunscreen of 15 factor or higher; Eating a high-protein diet; Taking supplements containing nicotinamide; Undergoing psychiatric treatment, such as the use of antidepressants or mood...
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The vitamin niacin is given as a treatment for Hartnup disease. The typical dosage ranges from 40–200 mg of nicotinamide (a form of niacin) per day to prevent pellagra-like symptoms. Some patients may require dietary supplements of tryptophan. Eat...
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